package com.tzy.order.service;
/**
 * 委托类
 */
public class HelloService implements IHelloService {
    @Override
    public Object sayHello(Object userName) {
        System.out.println("userName="+userName);
        return userName + " hello";
    }
    @Override
    public Object sayByeBye(Object userName) {
        System.out.println("userName="+userName + " ByeBye");
        return userName + " ByeBye";
    }
}
